/* ═══════════════════════════════════════════════════════════════
   Mapping Party Tracker — Main CSS
   Aesthetic: Industrial-utilitarian with monospace cartographic feel
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg:        #0e0f11;
  --bg-2:      #15171a;
  --bg-3:      #1d2025;
  --border:    #2a2d33;
  --border-2:  #3a3f48;
  --text:      #d4d8e0;
  --text-dim:  #7a8290;
  --text-xdim: #4a5060;
  --accent:    #5ae4a8;
  --accent-2:  #1aff9c;
  --accent-dim:#2a6b4e;
  --danger:    #ff4d6d;
  --warning:   #ffad30;
  --blue:      #4d9fff;

  --font-display: 'Syne', system-ui, sans-serif;
  --font-mono:    'DM Mono', 'Courier New', monospace;

  --radius: 4px;
  --radius-lg: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.5);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-2); }

/* ── Noise overlay ─────────────────────────────────────────────── */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px 256px;
}

/* ── Header ────────────────────────────────────────────────────── */
.site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  background: rgba(14,15,17,0.95);
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 56px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  letter-spacing: 0.01em;
}

.logo-icon {
  font-size: 1.25rem;
  color: var(--accent);
  line-height: 1;
}

.logo:hover { color: var(--accent); }

.header-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-username {
  color: var(--text-dim);
  font-size: 0.8rem;
}

/* ── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary {
  background: var(--accent);
  color: #0e0f11;
  border-color: var(--accent);
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent-2);
  border-color: var(--accent-2);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-2);
}
.btn-ghost:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}
.btn-danger:hover:not(:disabled) { filter: brightness(1.15); }

.btn-login {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-login:hover { background: var(--accent-dim); }

.btn-logout {
  background: transparent;
  color: var(--text-dim);
  border-color: var(--border);
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
}

.btn-sm {
  padding: 0.35rem 0.7rem;
  font-size: 0.75rem;
}

/* ── Hero ──────────────────────────────────────────────────────── */
.home-main {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.hero {
  position: relative;
  padding: 4rem 0 3rem;
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: -50%;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.4;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  display: flex;
  flex-direction: column;
  gap: 0.1em;
}

.hero-title-line { display: block; }
.hero-title-line.accent { color: var(--accent); }

.hero-sub {
  margin-top: 1rem;
  color: var(--text-dim);
  font-size: 0.9rem;
  max-width: 400px;
}

/* ── Projects section ──────────────────────────────────────────── */
.projects-section { margin-top: 2rem; }

.projects-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.project-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.15s;
}

.project-card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.project-card:hover::before { opacity: 1; }

.project-card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.project-card-meta {
  display: flex;
  gap: 1.25rem;
}

.meta-item {
  display: flex;
  flex-direction: column;
}

.meta-value {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--accent);
  line-height: 1;
}

.meta-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.2rem;
}

.project-card-badge {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  border-radius: 100px;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.badge-locked {
  background: rgba(255,77,109,0.15);
  color: var(--danger);
  border: 1px solid rgba(255,77,109,0.3);
}

.loading-state, .empty-state {
  grid-column: 1/-1;
  padding: 3rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* ── Modal ─────────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-backdrop[hidden] { display: none; }

.modal {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow);
  animation: modal-in 0.2s ease;
}

@keyframes modal-in {
  from { opacity: 0; transform: scale(0.95) translateY(-10px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1rem;
  padding: 0.25rem;
  line-height: 1;
}
.modal-close:hover { color: var(--text); }

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
}

/* ── Form elements ─────────────────────────────────────────────── */
.field-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}

.field-hint {
  color: var(--text-xdim);
  font-size: 0.7rem;
  text-transform: none;
  letter-spacing: 0;
}

.text-input {
  width: 100%;
  padding: 0.6rem 0.875rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  transition: border-color 0.15s;
}
.text-input:focus {
  outline: none;
  border-color: var(--accent-dim);
  box-shadow: 0 0 0 2px rgba(90,228,168,0.1);
}
.text-input::placeholder { color: var(--text-xdim); }

.field-group {
  margin-bottom: 1rem;
}

.field-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.25rem;
}

/* ── File drop zone ────────────────────────────────────────────── */
.file-drop-zone {
  border: 2px dashed var(--border-2);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text-dim);
}
.file-drop-zone:hover, .file-drop-zone.drag-over {
  border-color: var(--accent-dim);
  background: rgba(90,228,168,0.04);
  color: var(--accent);
}
.file-drop-icon { font-size: 1.75rem; margin-bottom: 0.5rem; }
.file-drop-text { font-size: 0.8rem; }
.file-drop-text .link { color: var(--accent); }
.file-selected {
  font-size: 0.8rem;
  color: var(--accent);
  padding: 0.5rem;
  background: rgba(90,228,168,0.07);
  border-radius: var(--radius);
  margin-top: 0.5rem;
}

/* ── Messages ──────────────────────────────────────────────────── */
.error-msg {
  padding: 0.6rem 0.875rem;
  background: rgba(255,77,109,0.1);
  border: 1px solid rgba(255,77,109,0.3);
  border-radius: var(--radius);
  color: var(--danger);
  font-size: 0.8rem;
}
.error-msg[hidden] { display: none; }

.success-msg {
  padding: 0.6rem 0.875rem;
  background: rgba(90,228,168,0.1);
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius);
  color: var(--accent);
  font-size: 0.8rem;
}
.success-msg[hidden] { display: none; }

/* ── Edit page ─────────────────────────────────────────────────── */
.edit-page { background: var(--bg); }

.edit-main {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.edit-topbar {
  margin-bottom: 1.5rem;
}

.edit-heading {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  margin-top: 0.5rem;
}

.back-link {
  font-size: 0.8rem;
  color: var(--text-dim);
}
.back-link:hover { color: var(--accent); }

.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.card-desc {
  color: var(--text-dim);
  font-size: 0.8rem;
  margin-bottom: 1rem;
  line-height: 1.7;
}

/* ── Toggle ────────────────────────────────────────────────────── */
.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  user-select: none;
}
.toggle-input { display: none; }
.toggle-track {
  width: 40px;
  height: 22px;
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: 100px;
  position: relative;
  transition: background 0.2s, border-color 0.2s;
  flex-shrink: 0;
}
.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  background: var(--text-dim);
  border-radius: 50%;
  transition: transform 0.2s, background 0.2s;
}
.toggle-input:checked + .toggle-track {
  background: var(--accent-dim);
  border-color: var(--accent);
}
.toggle-input:checked + .toggle-track .toggle-thumb {
  transform: translateX(18px);
  background: var(--accent);
}
.toggle-text { font-size: 0.875rem; }

/* ── Warning panel ─────────────────────────────────────────────── */
.warning-panel {
  background: rgba(255,173,48,0.08);
  border: 1px solid rgba(255,173,48,0.3);
  border-radius: var(--radius);
  padding: 1rem;
  margin: 1rem 0;
}
.warning-panel[hidden] { display: none; }
.warning-icon { font-size: 1.5rem; margin-bottom: 0.5rem; }
.warning-text { margin-bottom: 0.75rem; }
.warning-text ul {
  margin-top: 0.5rem;
  padding-left: 1.25rem;
  color: var(--warning);
  font-size: 0.8rem;
}
.warning-actions { display: flex; gap: 0.5rem; }

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .hero-title { font-size: 3.5rem; }
  .header-inner { padding: 0 1rem; }
  .home-main { padding: 0 1rem 3rem; }
}